EN469 standard flame resistant fire resistant waterproof and breathable Fire fighting wear1,Nomex waterproof and air-permeable layer, thermal insulation layer and comfortable layer, the fire resistant garment has four layes.2,Outer layer: Nomex fabric3,Moisture barrier: PTFE membrane4,Thermal barrier: non-woven felt5Comfortable layer: Nomex linner lining6,Reflective: 3M